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October Weather in Portao, Brazil

Last updated: August 22, 2025

The average temperature in Portao, Brazil during October is a pleasant 20°C (68°F). Temperatures can vary widely, with minimums dipping to 8°C (47°F) and maximums soaring up to 38°C (100°F). Visitors can expect 158 mm (6.2 in) of precipitation spread over 13 days, accompanied by average humidity levels of 84%. Whether you enjoy the warmth or the refreshing rain, there's something for everyone!

October Temperature in Portao

In October in Portao, the average temperature is 20°C (68°F), with maximums reaching up to 38°C (100°F) and minimums dipping as low as 8°C (47°F). This makes it an ideal time for travelers seeking a balance of warm days and cooler evenings.

October Weather in Portao: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Portao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portao, October typically has an average temperature of 20°C (68°F), with highs reaching up to 38°C (100°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec777673696360586065687074
Data source: Temperature data for Portao generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Portao

In Portao in October, the precipitation amount is 158 mm (6.2 in) over the course of 13 days.

October Precipitation Trends in Portao

The chart displays monthly precipitation patterns in Portao, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Portao, October typically receives around 158 mm (6.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec123116115801601231287817315812991
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Portao

In Portao in October humidity is 84%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket, making travel a challenge as the air clings to your skin, and every step feels heavier in the mugginess.

October Average Humidity in Portao

This chart illustrates the average monthly humidity levels in Portao, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Portao is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%77%79%83%88%86%82%77%80%84%83%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Portao

In Portao in October, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Portao.

Maximum UV Index Levels in Portao for October

The chart shows the monthly maximum UV Index (UVI) for Portao in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Portao typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1413121065579121314
Data source: Portao October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Portao Compares to Other Months

Weather in Portao varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Portao, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Portao, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)123 mm (4.8 inches)80%extreme
February Weather24°C (76°F)116 mm (4.6 inches)77%extreme
March Weather23°C (73°F)115 mm (4.5 inches)79%extreme
April Weather21°C (69°F)79 mm (3.1 inches)83%very high
May Weather17°C (63°F)160 mm (6.3 inches)88%high
June Weather15°C (60°F)123 mm (4.8 inches)86%moderate
July Weather14°C (58°F)128 mm (5.0 inches)82%moderate
August Weather16°C (60°F)78 mm (3.1 inches)77%high
September Weather18°C (65°F)173 mm (6.8 inches)80%very high
October Weather20°C (68°F)158 mm (6.2 inches)84%extreme
November Weather21°C (71°F)129 mm (5.1 inches)83%extreme
December Weather24°C (75°F)91 mm (3.6 inches)87%extreme

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